AMD Radeon R7 260 vs NVIDIA GeForce GT 640 OEM

VS

AMD Radeon R7 260 NVIDIA GeForce GT 640 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 260 and 2GB VRAM GeForce GT 640 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 260 's Advantages

Released 1 years and 8 months late

Larger VRAM bandwidth (96.00GB/s vs 28.51GB/s)

384 additional rendering cores

NVIDIA GeForce GT 640 OEM 's Advantages

Lower TDP (50W vs 95W)

Score

Benchmark

FP32 (float)

Radeon R7 260 +150%

1.536 TFLOPS

GeForce GT 640 OEM

0.612 TFLOPS

Radeon R7 260

VS

GeForce GT 640 OEM

Graphics Card

Dec 2013

Release Date

Apr 2012

Volcanic Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1500 MHz

Memory Clock

891 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

28.51GB/s

Render Config

-

SM Count

-

12

Compute Units

-

768

Shading Units

384

48

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

6.376 GPixel/s

48.00 GTexel/s

Texture Rate

25.50 GTexel/s

-

FP16 (half)

-

1.536 TFLOPS

FP32 (float)

612.1 GFLOPS

96.00 GFLOPS

FP64 (double)

25.50 GFLOPS

Graphics Processor

Bonaire

GPU Name

GK107

Bonaire PRO

GPU Variant

GK107-320-A2

GCN 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

1.27 billion

160 mm²

Die Size

118 mm²

Board Design

95W

TDP

50W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.3

Shader Model

5.1

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